CN105705701B

CN105705701B - Scaffold

Info

Publication number: CN105705701B
Application number: CN201480044397.2A
Authority: CN
Inventors: 安蒂·伊冯; 蒂莫·西尔塔拉
Original assignee: FAST BEAM Oy
Current assignee: FAST BEAM Oy
Priority date: 2013-08-06
Filing date: 2014-08-06
Publication date: 2019-10-25
Anticipated expiration: 2034-08-06
Also published as: FI20135815L; JP6470285B2; TR201903150T4; RU2016105165A3; RU2016105165A; CN105705701A; PL3030719T3; EP3030719B1; EP3030719A4; ES2714860T3; AU2014304378A1; CA2920075A1; WO2015018979A1; JP2016529424A; RU2668608C2; BR112016002722A2; EP3030719A1; AU2014304378B2; CA2920075C; BR112016002722B1

Abstract

A kind of scaffold unit, it is connected with bridge or similar panel construction comprising arm group (2) is used to carry the working face needed at work and support construction, and connection framework (1), it is used to for arm group being connected with the upper surface of panel construction.Arm group (2) is connected and parallelogram (3,6,11 and 12) being able to rotate with connection framework.

Description

Scaffold

Technical field

The present invention relates to scaffold unit, be intended to be formed at work required for for bridge and other have face The relevant workbench of maintenance, installation and maintenance work and support construction of the structural member of plate.

In particular, the present invention relates to the maintenance scaffolds that manufacture is used for bridge.

Background technique

Disclosure WO2008132277 discloses a kind of scaffold facility of maintenance work being suitable on floorings.It should Facility is made of multiple scaffolding supports to be installed on floorings, by the way that the supporting element is bolted to the upper of floorings On surface and then the supporting element is carried on the support component being able to rotate on the lower surface of floorings and will be described Scaffolding supports are supported on bridge.

Disclosure WO2012062968 discloses a kind of connection member for scaffolding supports to be connected with floorings Part.The scaffolding supports to be connected are set as on the upside for being carried on floorings at two supporting points.At least one branch Support point is set as bearing the extruding force for the connecting element being connected with floorings, and at least one is set as bearing pulling force.Connection Element is set as dividually being connected and including at least one with floorings for that will connect member by least two connectors The connecting element that part is connected with the supporting point for the pulling force for bearing scaffolding supports.

Since scaffolding supports allow for carrying maintenance tool, maintenance personal and possible formwork for placing etc. very Big load, therefore supporting element is easy to become very heavy.Therefore, it is necessary to lifting means to operate them and to need bogie Convey them.In addition, the installation of supporting element usually requires that many people.All of these factors taken together increases maintenance cost.

Slow down maintenance work and another factor for increasing cost is the vertical adjusting relative to floorings of supporting element Amplitude is very small.In addition, in some cases, supporting element plane will lead to its inclination relative to the promotion of floorings, this or lead It causes work to become difficult, or causes to compensate in some way.Due to big load, all regulating elements and operation dress The specification set must be it is heavy, which increase the weight of structural member and costs.

Scaffold also requires special attachment device, such as extends through in floorings and panel for the possible of connection The bolt of flat surface.Template for repairing and pouring bridge edge must be moved together with ground jack, and in bridge or panel Longitudinal direction in persistently to pour be impossible.Work also support required for scaffold relative to bridge lower surface due to It is hindered.

The invention is intended to propose a solution, wherein the position of the supporting plane formed by scaffold can be in height side It easily varies upwards.

The present invention is also intended to proposition a solution, and wherein the adjusting of short transverse will not change lateral register.

In addition, embodiment of the present invention is intended to propose a kind of scaffold, when needed, can partially transport and It is assembled in point of use.

In addition, embodiment of the present invention is intended to propose a kind of scaffold, structure is simple and is readily produced.

Embodiment of the present invention is also intended at least in the short transverse of floorings, preferably also flat relative to panel In transverse direction for the longitudinal direction in face, allow the width in the position of the workbench of scaffold, template and other structures The adjusting carried out in range.

Embodiment of the present invention, which is also intended to, allows to adjust scaffold relative to floorings or other planes at least partly The short transverse position of top away from floorings etc., the most preferably side opposite with face plate edge of the connection framework away from scaffold.

It is realized the present invention is based on the connecting element that scaffold is connected with floorings, the floorings pass through rotatable Rectangle is preferably rotatable parallelogram and is connected with load bearing arm group.

According to an embodiment of the invention, scaffold can be disassembled into part and can be assembled in point of use.

An embodiment according to the present invention, a scaffold unit only include one for changing the perpendicular of load bearing arm group The operating device of straight position.

Multiple advantages can be obtained through the invention.

The structure of scaffold unit according to the present invention is light, but its specification still can be to carry big load, this is right It is needed for being carried on device and material used in bridge maintaining work.Scaffold unit can be easy to dismantling into portion Divide and transports and can be assembled at point of use to carry out.Need heavy lift device no longer to move these parts, and The installation of scaffold can be even completed by a staff.A most important advantage of the invention is can be in big adjusting Range content, which is changed places, changes the position for the lower surface relative to bridge of load-bearing part plane formed by means of scaffold, and holds The angle of holder plane or distance away from face plate edge do not change substantially.The component of scaffold is board member and beam, so that It can produce cheaply.In principle, the assembly of scaffold unit requires nothing more than, and rotational pin is arranged into position, so that installment work is very It is easy and does not need special tool(s).

Hereinafter, the present invention is described in further detail by means of attached drawing.

Fig. 1 shows the side view of scaffold unit according to the present invention.

Fig. 2 is the exploded view of the scaffold unit of Fig. 1.

Fig. 3 shows that the scaffold unit of Fig. 1 and Fig. 2 is in the first adjusting position.

Fig. 4 shows that the scaffold unit of Fig. 1 and Fig. 2 is in the second adjusting position.

Fig. 5 shows second embodiment of the invention.

Again hereinafter, downwardly direction is the direction of its upper surface to be directed toward from the top of panel construction part, and refer to upwards Direction be the direction opposite with downwardly direction.

In the implementation of figure 1, scaffold unit by load bearing arm group 2 at, which is used to form working face, And for required template in bearing work machine and work, the template by the arm group of connection framework 1 and bridge or its The upper surface of his panel construction part 15 is connected, and state and position for adjusting scaffold.Arm group 2 include vertical arm 4, Lateral bearing beam 5 positioned at the lower end of vertical arm 4 forms the structure of T shape in the end of vertical arm.The of T-shaped structure Two branches are installed as being directed toward floorings 15, so that opposite branch is directed toward far from panel.The channel of staff and installation The channel of Work machine and the template positioned at the panel sides of bridge may be provided in these branches.

There is the rotatable parallelogram formed by two beams at the other end of vertical arm 4, upper beam 11 is Straight Box section beam and its end is connected to the end of vertical arm 4 at rotation point 16 and from here towards connection unit Direction extend.The lower section of upper beam 11 is provided with the beam 3 of lower parallel.In this case, lower beam 3 be triangular beam or In addition the beam reinforced at the position of ground jack, when it is triangular beam comprising straight lower beam and be formed in lower beam Top on triangle, the triangle is by two inclined beams and the vertical branch that vertex of a triangle is connected with lower beam Support member composition.The advantages of this girder construction is light and good load carrying capacity.

Upper beam 11 and lower beam 3 are connect by rotational pin 6 with connection framework 1, are connected to vertically each other at a distance of one At the rotation point 12 and 17 of set a distance, turn upper beam 11 in the upper part of connection framework 1 Dynamic point 12 is connected, and lower beam 3 and 17 phase of rotation point below rotation point 12, in the low portion of connection framework 1 Even.In this embodiment, the rotation point 12 and 17 of connection framework is on identical vertical line, but as necessary by change The position for rotating point, can be changed the motion path of arm group.At the other end, upper beam 11 and lower beam 3 by rotational pin 6 with Protrusion 13 on the end of vertical arm 4 is connected, wherein be also formed be connected to it is on upper beam 11 and lower beam 3, in perpendicular Rotation point 16,18 next to each other on the upward same straight line of histogram.Therefore, rotation point 12,16,17 and 18 is together with upper beam 11 and lower beam 3 together form rotatable parallelogram, by means of the rotatable parallelogram, vertical arm 4 It can vertically be moved with the lateral bearing beam 5 for the lower end for being located at vertical arm.Lateral bearing beam 5 is by rotational pin 6 and is located at vertically Protrusion 14 at the lower end of arm 14 is connected.In this connection method, lateral bearing beam 5 is locked in flat-hand position simultaneously And pin connection part is intended to generate the connection being easily assembled.

Connection framework 1 may include connecting plate, and the connecting plate is formed as vertical type component, and preferably include to adjust vertically The connection bolt of section, scaffold is connected with floorings.Connection bolt may be mounted in the hole drilled out on floorings and It is fixed by Chemical Felter, so that connection toughens up and reliably.

By means of rotatable parallelogram, vertical arm 4 and coupled lateral bearing beam 5 can raising and lowerings. In such an implementation, operating device is ground jack 9, is mounted on the top of connection framework 1 and in connection framework 1 Between the lower beam 3 of the triangle of rotatable parallelogram.Ground jack 9 is located at vertical below beam vertex of a triangle At support portion, so that ground jack 9 can get solid operating point.Ground jack 9 can be simple jackscrew, hydraulic jack Or similar lifting device.Due to not needing to continuously adjust vertical position, ground jack can be simple and solid device.

In Fig. 3, scaffold is in upper position, and in Fig. 4 in lower position.It is seen that Even in extreme position, it is horizontal that the vertical arm 4 of scaffold, which can be precisely maintained as vertical and load bearing beam 5,.In addition, It can be seen that the motion amplitude of height adjustment is very big.Compared with the technology formerly learnt, this is very important advantage, This is because the amplitude of accommodation is very limited and is difficult to be adjusted in the technology that these are formerly learnt.

The scaffold of Fig. 5 with it is described above slightly different.Firstly, the lower beam 3 of scaffold is standard, it is not necessary to be Straight, and extend to the other side relative to vertical arm 4 of the point of the rotation between connection framework 1 and lower beam 3.Therefore, under Portion's beam 3 forms the bar for extending to the two sides of lower rotation point 17 of connection framework 1.Hydraulic jack 21 and jackscrew 22 It is mounted on the end of the bar, and in the rotation point between connection framework 1 and lower beam 3 relative to the another of vertical arm 4 Side.The axis of ground jack 21,22 is supported on the seat 20 of connection framework 1.Two ground jacks can be used independently by under The arm for the bar that portion's beam 3 is formed adjusts the position of vertical arm 4 and load bearing beam 5, it is preferred that implemented by means of hydraulic jack It adjusts, the position of scaffold is locked by jackscrew 22 at the same time.Here, term " hydraulic jack " and " jackscrew " refers to the operating device of any hydraulic operation or screwing operation, by change its length, it can be achieved that compression, or Driving force or position locking.Desirably to talk about, position is adjusted or locking can be carried out only by jackscrew, but hydraulic Treasure can be used for auxiliary adjustment height, or parallel with jackscrew.Here, other operating devices or power work are not needed Tool.Adjusting can easily and safely carry out on the side opposite with floorings of connection framework.Bar can also be in the corresponding way It is formed in upper beam 11 or beam 3,11 the two.And then selectively any one ground jack can be installed at upper beam, and And another ground jack is installed at lower beam, or the two is connected with lower beam or upper beam.

Panel phase of the scaffold unit (connection framework 1) preferably by means of bolt 23 from seat 20 with bridge or other structures Even.Connection with panel can be carried out by bonding or being casted into the blind hole being formed on panel by bolt.It is this connection by Two formation of seat 20 spaced apart, and scaffold can be risen from panel by means of bolt, so that in scaffold and panel Between form gap 24.Then, it can work on panel surface and build the surface by attached scaffold.? One or more level meters can be previously provided at connection framework in order to adjust its position.

In this embodiment, the scaffold unit positioning relative to bridge or the panel of other structures in the height direction Except rotatable parallelogram, can also by change vertical arm 4 and rotatable parallelogram 12, 16, the position of the tie point between 17,18 (rotation point) 16 and 18 carries out.There is connection one by one in vertical arm 4 There is predetermined distance in hole 25 between these connecting holes.There is protrusion 26 in the end of upper beam 11 and lower beam 3, These protrusions are arranged on the two sides of vertical arm, and there is also having in connecting hole 27 one by one on protrusion, There is predetermined distance between these connecting holes.Distance between the connecting hole 25 of vertical arm is greater than in protrusion 26 The distance between connecting hole 27.So, it can get the big amplitude of accommodation by means of the connecting hole 25 of vertical arm 4, and borrow The connecting hole 27 for helping protrusion 26 can get the lesser amplitude of accommodation.When by this regulative mode with by means of rotatably putting down When the adjusting that row quadrangle carries out combines, the position of scaffold unit can carry out in very big range accurate as needed Adjusting.Except other things, this allows the edge that bridge is easily and accurately arranged to pour portion 19.

Adjusting relative to the position at floorings or the edge of other structures for load bearing beam 5 can be by corresponding pore size distribution come real It applies.Fig. 5 shows four holes on the hole in the dense distribution on load bearing beam 5 and the connection protrusion in vertical arm.It is this Pore size distribution is also convertible, and the quantity in hole and distribution are changeable to generate enough degree of regulation.Although can also be held in long Carry component, such as vertical arm or load bearing beam on construct dense distribution hole, but these length load bearing component on it is preferable to use Biggish pore size distribution, so that the quantity in hole is reduced to minimum and keeps intensity.

In the present invention, it is preferred to use rotatable parallelogram, but the length of side and rotatable position Setting can be changed as needed, and form rotatable rectangle.

The feature of above-described embodiment can easily be bonded to each other and corresponding component can be substituted for one another to produce The raw structure more suitable for its purpose.

In scaffold, there can be the workbench of monoblock type, and it may include for the track or connector of template, work Have (such as abrasive material water ejector) or railing.Scaffold can be connected with the track in floorings, so that it can be with work progress And it is parallel to panel movement.In connecting component, there are the tool boxes for tool and the secure storage of other materials, and Hoist hook etc. is mountable on scaffold, so that it can be moved with whole system.

Scaffold according to the present invention can transport work in a manner of being pre-assembled or be disassembled into its main component Ground.The assembly of scaffold unit can be easy to carry out by the way that rotational pin 6 is installed in position and is locked using bolt. Therefore, in principle the assembly of scaffold unit completely without tool.Scaffold unit can easily be disassembled into relatively light Part, and can be moved at new position after use.Since floorings or similar building site can need multiple scaffolds Unit, therefore can have great advantage by readily assembling, dismantling and transporting.As the substitution of rotational pin and bolt, certainly It is able to use other corresponding connecting elements, such as bolt or nut.

It is to be understood that the subject area the various pieces of above-described embodiment can be defined by the claims in the range of functional equivalent and Structural equivalents replace.

Claims

1. scaffold unit is connected with bridge or similar panel construction comprising

Vertical arm (4) is used to carry required working face and support construction in work, and

Connection framework (1) is used to for the vertical arm (4) being connected with the upper surface of the panel construction,

It is characterized in that, the vertical arm (4) is connected and the parallelogram being able to rotate with the connection framework；

The parallelogram being able to rotate includes upper beam (11) and lower beam (3), and by the upper beam (11) and under The rotation point (12,16,17,18) that portion's beam (3) is connected with the connection framework (1) and the vertical arm (4)；

At least one operating device in the group that hydraulic jack (21) and jackscrew (22) form is arranged by institute State the end of the bar of lower beam (3) or upper beam (11) formation；

At least one of upper beam (11) and lower beam (3) extend to the connection framework (1) correspondingly rotate point (12, 17) other side relative to vertical arm (4), so that the upper beam (11) or lower beam (3) are in the connection framework (1) The two sides for correspondingly rotating point (12,17) form bar；

At least one operating device in the group that hydraulic jack (21) and jackscrew (22) form is arranged by institute State the end of the bar of at least one of lower beam or upper beam formation, and correspondingly rotating in connection framework (1) The other side of the point (12,17) relative to the vertical arm (4).

2. scaffold unit according to claim 1, which is characterized in that according to the restriction for the parallelogram being able to rotate, The rotation point (12,17) of the connection framework (1) is on the parallel straight line in rotation point (16,18) with the vertical arm (4).

3. scaffold unit according to claim 2, which is characterized in that the straight line is vertical.

4. scaffold unit according to any one of claim 1-3, which is characterized in that parallel four side being able to rotate The lower beam of shape is triangular beam.

5. scaffold unit according to any one of claim 1-3, which is characterized in that including turning for adjusting the energy At least one operation dress of the position of dynamic parallelogram and the vertical arm (4) being connected with the parallelogram being able to rotate Set (9).

6. scaffold unit according to any one of claim 1-3, which is characterized in that at least described vertical arm (4) connects Connecting element (6) Lai Shixian that the connector between frame (1) and the parallelogram being able to rotate is connect can dismantle.

7. scaffold unit according to claim 6, which is characterized in that the connecting element is pivot pin (6).

8. scaffold unit according to claim 1 comprising vertical arm (4) and be laterally connected with one end thereof Load bearing beam (5), which is characterized in that the lower beam (3) and upper beam (11) pass through protrusion (26) and the vertical arm (4) It is connected, the first hole is arranged in each of the protrusion, wherein there are first distances between the first hole (27), and And there are rows of second holes in the vertical arm, wherein there are with the protrusion between the second hole (25) The different distance in the distance between one hole (27).

9. scaffold unit according to claim 8, which is characterized in that the second hole (25) of the vertical arm (4) it Between distance be greater than in the distance between the first hole (27) of the protrusion (26).

10. scaffold unit according to claim 8 or claim 9, which is characterized in that the vertical arm (4) and the load bearing beam (5) it is connected with each other by being located at the protrusion of the end of the vertical arm (4), in the end of the vertical arm (4) There are rows of first holes in each of protrusion, wherein on the protrusion of the end of the vertical arm (4) There are first distances between one hole, and there are rows of second holes on the load bearing beam (5), wherein in the carrying There are the distance between first holes of protrusion of end with the vertical arm (4) between the second hole on beam (5) no Same distance.

11. scaffold unit according to claim 10, which is characterized in that between the second hole of the load bearing beam (5) Distance be greater than distance between the first hole on two protrusions of the end of the vertical arm.